Duro Vajs was born in Ruma, Yugoslavia. Prior to WWII he lived in Ruma, Yugoslavia. During the war he was in Ruma, Yugoslavia. Duro was murdered in Jasenovac, Yugoslavia. Source: List of murdered Jews from Yugoslavia, Zrtve Rata 1941-1945: Jevreji, Savezni zavod za statistiku, Beograd 1992 (courtesy of the Museum of Genocide Victims in Belgrad)